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BOSTON MARATHON 2024

Massami Saito

Bib: 9495•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 24%
Gender (Male)
#0 / 14578
Top 35%
Masters (Masters Men)
#0 / 9729
Top 23%
Division (M50-54)
#0 / 1935
Top 20%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:44
Rank: #7011
Start → 5K
21:44 | 7:00/mi
10K· 6.21 mi
43:02
Rank: #6340 (+671)
5K → 10K
21:18 | 6:51/mi
15K· 9.32 mi
1:04:24
Rank: #6012 (+328)
10K → 15K
21:22 | 6:53/mi
20K· 12.43 mi
1:26:15
Rank: #5790 (+222)
15K → 20K
21:51 | 7:02/mi
Half· 13.11 mi
1:31:01
Rank: #5784 (+6)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:48:39
Rank: #5694 (+90)
Half → 25K
17:38 | 7:16/mi
30K· 18.64 mi
2:12:49
Rank: #5714 (-20)
25K → 30K
24:10 | 7:47/mi
20M
2:23:51
Rank: #5767 (-53)
30K → 20M
11:02 | 8:07/mi
21M
2:33:05
Rank: #5905 (-138)
20M → 21M
9:14 | 9:14/mi
35K· 21.75 mi
2:39:02
Rank: #5909 (-4)
21M → 35K
5:57 | 7:57/mi
23M
2:49:29
Rank: #5906 (+3)
35K → 23M
10:27 | 8:21/mi
24M
2:58:00
Rank: #5989 (-83)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
3:05:27
Rank: #6058 (-69)
24M → 40K
7:27 | 8:43/mi
25.2M
3:08:45
Rank: #6071 (-13)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:16:47
Rank: #6090 (-19)
25.2M → Finish
8:02 | 7:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:01
Pace6:57 /mi
2nd Half
Distance13.11 mi
Time1:45:46
Pace8:04 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5821:447:0021:44
7:00
-
10K
6.21 mi11:09:1643:026:5621:18
6:51
-0:09
15K
9.32 mi11:30:381:04:246:5521:22
6:53
+0:02
20K
12.43 mi11:52:291:26:156:5621:51
7:02
+0:09
Half
13.11 mi11:57:151:31:016:574:46
6:59
-0:03
25K
15.53 mi12:14:531:48:397:0017:38
7:16
+0:17
30K
18.64 mi12:39:032:12:497:0724:10
7:47
+0:31
20M
20.00 mi12:50:052:23:517:1211:02
8:07
+0:20
21M
21.00 mi12:59:192:33:057:179:14
9:14
+1:07
35K
21.75 mi13:05:162:39:027:195:57
7:57
-1:17
23M
23.00 mi13:15:432:49:297:2210:27
8:21
+0:24
24M
24.00 mi13:24:142:58:007:258:31
8:31
+0:10
40K
24.85 mi13:31:413:05:277:287:27
8:43
+0:12
25.2M
25.20 mi13:34:593:08:457:293:18
9:34
+0:51
Finish
26.22 mi13:43:013:16:477:318:02
7:53
-1:41

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:51 /mi

Average Pace

7:31 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:39

55% of race

Time at Steady Pace

49:11

25% of race

Time at Slower Pace

38:57

20% of race

Average Pace: 7:30 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:47:5821:447:0021:44
7:00
#7011
10K
6.21 mi11:09:1643:026:5621:18
6:51
#6340
15K
9.32 mi11:30:381:04:246:5521:22
6:53
#6012
20K
12.43 mi11:52:291:26:156:5621:51
7:02
#5790
Half
13.11 mi11:57:151:31:016:574:46
6:59
#5784
25K
15.53 mi12:14:531:48:397:0017:38
7:16
#5694
30K
18.64 mi12:39:032:12:497:0724:10
7:47
#5714
20M
20.00 mi12:50:052:23:517:1211:02
8:07
#5767
21M
21.00 mi12:59:192:33:057:179:14
9:14
#5905
35K
21.75 mi13:05:162:39:027:195:57
7:57
#5909
23M
23.00 mi13:15:432:49:297:2210:27
8:21
#5906
24M
24.00 mi13:24:142:58:007:258:31
8:31
#5989
40K
24.85 mi13:31:413:05:277:287:27
8:43
#6058
25.2M
25.20 mi13:34:593:08:457:293:18
9:34
#6071
Finish
26.22 mi13:43:013:16:477:318:02
7:53
#6090
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7011618261825393(Top 21%)4927(Top 34%)4927(Top 255%)
10K6.21 mi3.10 mi6340+6715675+5075675+5075669(Top 22%)5169(Top 35%)5169(Top 267%)
15K9.32 mi3.11 mi6012+3285434+2415434+2415393(Top 21%)4927(Top 34%)4927(Top 255%)
20K12.43 mi3.11 mi5790+2225239+1955239+1955434(Top 21%)4910(Top 34%)4910(Top 254%)
Half13.11 mi0.68 mi5784+65229+105229+105669(Top 22%)5090(Top 35%)5090(Top 263%)
25K15.53 mi2.42 mi5694+905140+895140+895673(Top 22%)4963(Top 34%)4963(Top 256%)
30K18.64 mi3.11 mi5714-205084+565084+566569(Top 26%)5365(Top 37%)5365(Top 277%)
20M20.00 mi1.36 mi5767-535093-95093-97388(Top 29%)5659(Top 39%)5659(Top 292%)
21M21.00 mi1.00 mi5905-1385167-745167-749608(Top 38%)6566(Top 45%)6566(Top 339%)
35K21.75 mi0.75 mi5909-45151+165151+167460(Top 29%)5457(Top 37%)5457(Top 282%)
23M23.00 mi1.25 mi5906+35110+415110+417601(Top 30%)5385(Top 37%)5385(Top 278%)
24M24.00 mi1.00 mi5989-835132-225132-229518(Top 37%)6288(Top 43%)6288(Top 325%)
40K24.85 mi0.85 mi6058-695146-145146-149431(Top 37%)6109(Top 42%)6109(Top 316%)
25.2M25.20 mi0.35 mi6071-135129+175129+178953(Top 35%)5789(Top 40%)5789(Top 299%)
Finish26.22 mi1.02 mi6090-195112+175112+177801(Top 31%)5312(Top 36%)5312(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5393

Males

4927

M50-54

4927

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5669

Males

5169

M50-54

5169

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5393

Males

4927

M50-54

4927

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5434

Males

4910

M50-54

4910

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5669

Males

5090

M50-54

5090

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5673

Males

4963

M50-54

4963

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6569

Males

5365

M50-54

5365

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

7388

Males

5659

M50-54

5659

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

9608

Males

6566

M50-54

6566

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

7460

Males

5457

M50-54

5457

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7601

Males

5385

M50-54

5385

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9518

Males

6288

M50-54

6288

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9431

Males

6109

M50-54

6109

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

8953

Males

5789

M50-54

5789

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

7801

Males

5312

M50-54

5312

Passing Analysis

Category:
Athletes Passed
2284
Passed By
1363
Net Change
+921
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7011
5K → 10K68514+671#7011#6340
10K → 15K34820+328#6340#6012
15K → 20K29472+222#6012#5790
20K → Half2822+6#5790#5784
Half → 25K18494+90#5784#5694
25K → 30K206226-20#5694#5714
30K → 20M84137-53#5714#5767
20M → 21M61199-138#5767#5905
21M → 35K6670-4#5905#5909
35K → 23M111108+3#5909#5906
23M → 24M53136-83#5906#5989
24M → 40K59128-69#5989#6058
40K → 25.2M4053-13#6058#6071
25.2M → Finish6584-19#6071#6090
TOTALS22841363+921
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing